Total and total ionization cross sections for NH$_{x}$ and NF$_{x}$ (x = 1,2 and 3) on electron impact
POSTER
Abstract
Electron-impact induced ionization cross-sections for NH$_{3}$ and NF$_{3}$ and their chemically reactive free radicals, NH$_{X}$ {\&} NF$_{X}$ (x = 1,2) are relevant to processes in planetary {\&} cometary atmospheres. In this paper we have reported the total (complete) and total ionization cross sections for molecules NH$_{X}$ and NF$_{X}$ (x = 1,2 and 3) on electron impact from threshold to 5 keV. We used complex optical potential formalism (SCOP) [1] to calculate the total inelastic cross sections Q$_{inel}$ and total (complete) cross sections Q$_{T}$ Q$_{inel}$ includes Q$_{ion}$ and we have developed a semi-empirical method, Complex Scattering Potential -- ionization contribution (CSP-ic) to extract ionization cross sections Q$_{ion}$ from calculated Q$_{inel}$ [2]. \textbf{References} [1] M.Vinodkumar, K.N.Joshipura, C.G.Limbachiya {\&} B.K.Antony, Eur. J. Phys. D. \textbf{37} (2006) 67 [2] M.Vinodkumar, K.N.Joshipura, C.G.Limbachiya {\&} B.K.Antony, Phys. Rev A \textbf{74 }(2006) 022721
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Authors
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C.G. Limbachiya
P.S. Science College, Kadi, INDIA - 382 715
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M. Vinodkumar
V.P. Science College, V.V. Nagar, INDIA - 388 120
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S. Gangopadhyay
Dept.of Physics, S.P. Uni. V.V. Nagar, INDIA - 388 120
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K.N. Joshipura
Dept. of Physics, Sardar Patel University, Vallabh Vidyanagar, Dept.of Physics, S.P. Uni. V.V. Nagar, INDIA - 388 120